Ali cloud shield AliYunDun stop service to solve the problem a lot of writing to disk - small memory ECS server
Ali cloud database did not record, Ali cloud shield will start automatically when the service involves a large number of IO operations, will cause the server to become very slow, continued 99 percent, meal restart with no eggs!
Finally, turn off the service, io immediately come down
Close Services: Service Aegis STOP to completely remove the service: chkconfig --del Aegis